Amazon.com: BoxWave Cable Compatible with Sennheiser CX True Wireless - DirectSync PD Cable (10ft) - USB-C to USB-C (100W), Long 10 Foot PD Braided Nylon Alloy Cable for Sennheiser CX True Wireless -
Amazon.com: Sennheiser Consumer Audio CX 6.00 BT Wireless in-Ear Headphones, Bluetooth 4.2 with Qualcomm Apt-X, 6-Hour Battery Life, 1.5 Hour Fast USB Charging, Multi-Connection to 2 Devices, Black : Electronics